Question: who is the sister or brother Flaying of Marsyas portrait?
Paraphrase: In the portrait entitled, Flaying of Marsyas, who is the sister or the brother in the painting?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q21723151 wdt:P180 ?X . ?X wdt:P3373 ?answer}
Answer: Artemis, Manes, Babys